Sergiovanni, Thomas J.
Supervision: human perspectives
McGraw-Hill, 1983
 Buku Teks
Human trafficking: interdisciplinary perspectives
Mary C. Burke, editor
Routledge, Taylor & Francis Group, 2018
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Perspectives in human sexuality
[publisher not identified], [date of publication no identified]
 Buku Teks
Perspectives in human sexuality
[publisher not identified], [date of publication no identified]
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Kail, Robert V.
Human intelligence : perspectives and prospects
W.H. Freeman, c1985
 Buku Teks SO